﻿<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>用table做的镜框</title>
    <script type="text/javascript"> 
        
    </script>
</head>
<body>
<table border=15 style=border-style:ridge width=100% height=100%>
    <Tr valign=top>
        <td>用table实现，注意其样式</td>
    </tr>
</table>
</body>
</html>